Hair drier



FIG. 1 is a perspective view of a hair drier showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a partially enlarged view of FIG. 6.

The broken lines in the drawings illustrate portions of the hair drier and form no part of the claimed design. 

CLAIM The ornamental design for a hair drier, as shown and described. 